glsa-202209-07.xml


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<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd">
<glsa id="202209-07">
    <title>Mrxvt: Arbitrary Code Execution</title>
    <synopsis>A vulnerability has been discovered in Mrxvt which could allow for arbitrary code execution</synopsis>
    <product type="ebuild">mrxvt</product>
    <announced>2022-09-25</announced>
    <revised count="1">2022-09-25</revised>
    <bug>791004</bug>
    <access>local and remote</access>
    <affected>
        <package name="x11-terms/mrxvt" auto="yes" arch="*">
            <vulnerable range="le">0.5.4</vulnerable>
        </package>
    </affected>
    <background>
        <p>Mrxvt is a multi-tabbed rxvt clone with XFT, transparent background and CJK support.</p>
    </background>
    <description>
        <p>Mrxvt mishandles certain escape sequences, some of which allow for shell command execution.</p>
    </description>
    <impact type="normal">
        <p>An attacker with sufficient access to write arbitrary text to the Mrxvt terminal could execute arbitrary code.</p>
    </impact>
    <workaround>
        <p>There is no known workaround at this time.</p>
    </workaround>
    <resolution>
        <p>Gentoo has discontinued support for Mrxvt. We recommend that users remove it:</p>
        
        <code>
          # emerge --ask --depclean "x11-terms/mrxvt"
        </code>
    </resolution>
    <references>
        <uri link="https://nvd.nist.gov/vuln/detail/CVE-2021-33477">CVE-2021-33477</uri>
    </references>
    <metadata tag="requester" timestamp="2022-09-25T13:34:13.204482Z">ajak</metadata>
    <metadata tag="submitter" timestamp="2022-09-25T13:34:13.210077Z">ajak</metadata>
</glsa>